2104400545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{187141}}^1$

素因数の和:187332

約数の個数: 16

約数和(自身を含む): 2735267472

約数和(自身を除く): 630866927

約数列:

[1, 5, 13, 65, 173, 865, 2249, 11245, 187141, 935705, 2432833, 12164165, 32375393, 161876965, 420880109, 2104400545]

約数ペア:

[(1, 2104400545), (5, 420880109), (13, 161876965), (65, 32375393), (173, 12164165), (865, 2432833), (2249, 935705), (11245, 187141)]